SOLUTION: Determine whether g(x)=3x-6 and f(x)=1/3x+2 are inverse functions. Thank you

Algebra ->  Inverses -> SOLUTION: Determine whether g(x)=3x-6 and f(x)=1/3x+2 are inverse functions. Thank you      Log On


   

Question 37904: Determine whether g(x)=3x-6 and f(x)=1/3x+2 are inverse functions.
Thank you
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
If they are, then g(f(x)) = x...let's see
g(f(x)) = g(1/3x + 2) = 3(1/3x + 2) - 6 = x + 6 - 6 = x
Yes! They are inverses!